SOUTHERN UNITED KINGDOM
ENGLAND
WEST SUSSEX COUNTY
CUCKFIELD
'CUCKFIELD STONE'
HASTINGS SUB-GROUP
BERRIASIAN-VALANGINIAN STAGE
LOWER NEOCOMIAN SUBSTAGE
LOWERMOST EARLY CRETACEOUS EPOCH
EARLY CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: CHELONOMORPHA KUHN, 1960
SUPERCOHORT: TESTUNINATA KLEIN, 1760 (sensu JOYCE et al, 2004)
CLADE NAME: MESOCHELYDIA JOYCE, 2017
CLADE NAME: PERICHELYDIA JOYCE, 2017
Family: HELOCHELYDRIDAE Nopcsa, 1928
Helochelydra bakewelli
= Compsemys bakewelli
= Trionyx bakewelli
= Helochelydra bakewelli
= Tretosternon bakewelli
SUBCLASS: DIAPSIDA OSBORN, 1904
INFRACLASS: NEODIAPSIDA BENTON, 1985
LEGION: ARCHOSAUROMORPHA HUENE, 1946
SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990
COHORT: CROCODYLOTARSI BENTON & CLARK, 1988
MAGNORDER: SUCHIA KREBS, 1974
SUPERORDER: CROCODYLOMORPHA WALKER, 1968
GRANDORDER: CROCODILIFORMES HAY, 1930
MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983
ORDER: MESOSUCHIA EMEND HUXLEY, 1875
PARVORDER: METASUCHIA BENTON & CLARK, 1988
INFRAORDER: METAMESOSUCHIA HULKE, 1878
NEOSUCHIA CLARK, IN BENTON & CLARK, 1988
Family: GONIOPHOLIDIDAE Cope, 1875
*Hulkepholis willetti = Goniopholis willetti
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STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: CHELONOMORPHA KUHN, 1960
SUPERCOHORT: TESTUNINATA KLEIN, 1760 (sensu JOYCE et al, 2004)
CLADE NAME: MESOCHELYDIA JOYCE, 2017
CLADE NAME: PERICHELYDIA JOYCE, 2017
Family: HELOCHELYDRIDAE Nopcsa, 1928
Helochelydra bakewelli
= Compsemys bakewelli
= Trionyx bakewelli
= Helochelydra bakewelli
= Tretosternon bakewelli
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